#2558A2#2558A2

#2558A2 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 46.7% C 0.132 H 258.1°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#2558A2
RGB	rgb(37, 88, 162)
HSL	hsl(216, 63%, 39%)
HSV	hsv(216, 77%, 64%)
CMYK	cmyk(77.2%, 45.7%, 0%, 36.5%)
CIE-LAB	lab(37.81, 10.04, -44.93)
CIE-LCH	lch(37.81, 46.03, 282.60°)
OKLab	oklab(46.68% -0.0271 -0.1288)
OKLCH	oklch(46.68% 0.132 258.1)
XYZ	xyz(10.7719, 9.9802, 35.5341)
Luminance	0.0998 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2558A2 #A26F25

analogous

#2597A2 #2558A2 #3125A2

triadic

#2558A2 #A22558 #58A225

tetradic

#2558A2 #A22597 #A26F25 #25A231

square

#2558A2 #A22597 #A26F25 #25A231

split-complementary

#2558A2 #A23125 #97A225

monochromatic

#0E223E #1A3D70 #2558A2 #3474D1 #6596DC

Accessibility & contrast

On white

7.01

#2558A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#2558A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2558A2

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2558A2	#FFFFFF	#000000	##FFFFFF
##2558A2	1.00	7.01	3.00	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325FA5

Deuteranopia (green-blind)

#1754A1

Tritanopia (blue-blind)

#006A75

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2558a2;
/* rgb */ color: rgb(37, 88, 162);
/* oklch */ color: oklch(46.7% 0.132 258.1);

Tailwind

colors: {
  custom: {
    50: '#7286be',
    500: '#2558a2',
    950: '#000000',
  },
}

SCSS

$custom: #2558a2;
$custom-light: #7286be;
$custom-dark: #000000;

JSON

{
  "hex": "#2558a2",
  "rgb": {
    "r": 37,
    "g": 88,
    "b": 162
  },
  "hsl": {
    "h": 215.52,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46682,
    "c": 0.13162,
    "h": 258.1
  },
  "luminance": 0.09981
}

Semantic roles & 50–950 ramp

primary

#2558A2

secondary

#C29A61

accent

#A342E6

background

#F7F8FB

surface

#EDEFF7

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2558A2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →